jika h(x)=1-x2 tentukan f(-1),f(0),dan f(1)

f(-1)
=1-x2
=1+1.2
=3
f(0)
=1-x2
=1-0
=1
f(1)
=1-x2
=1-2
=-1

Jawab :

h(x) = 1 - x^2

Dit : f(-1) ; f(0) ; f(1)

h(x) = 1 - x^2
f(-1) = 1(-1) - x^2
= -1 - x^2

h(x) = 1 - x^2 
f(0) = 1(0) - x^2
= x^2

h(x) = 1 - x^2
f(1) = 1(1) - x^2
= 1 - x^2